For many decades. Hemoglobin-based oxygen carriers (HBOCs) have been central in the development of resuscitation agents that might provide oxygen delivery in addition to simple volume expansion. Since 80% of the world population lives in areas where fresh blood products are not available. the application of these new solutions may prove to be highly beneficial (Kim and Greenburg 2006). https://www.houseofstarz.com/product-category/toothbrushes/